1、The scientific research institute has developed a new thermosetting material.
2、Bakelite is a well - known thermosetting material and it has a wide variety of USES.
3、Epoxy asphalt concrete is a kind of special thermosetting material with outstanding road performances.
4、Bakelite is a well-known thermosetting material and it has a wide variety of uses.
5、the phenol resins and plastics were the original synthetic thermosetting materials.
